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Earned Point(s): 0 of 0, (0) Find the answer 2×103 + 6×104
Find the answer 6×108 + 3×106
Find the answer 5.2×10-2 + 4×10-3
Find the answer 3×104 + 9×102
Find the answer 3.2×106 + 4.8×107
Find the answer 8×103 – 9×102
Find the answer 1.42×105 – 8×103
Find the answer 3×102 – 1.2×103
Find the answer 4.5×10-2 – 5×10-1
Find the answer 5×10-3 – 6.2×10-1
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1. Question
6 point(s)
= ×104 + 6×10
= ×10
2. Question
4 point(s)
= 6×108 + ×108
= ×108
3. Question
6 point(s)
= 5.2×10-2 + ×10-2
= ×10-2
4. Question
6 point(s)
= ×10 + ×10
= ×10
5. Question
6 point(s)
= ×10 + 4.8×107
= ×10
6. Question
6 point(s)
= 8×103 – ×103
= ×103
7. Question
6 point(s)
= 1.42×105 – ×105
= ×105
8. Question
6 point(s)
= ×103 – 1.2×103
= ×103
= ×10
9. Question
6 point(s)
= ×10-1 – 5×10-1
= ×10-1
10. Question
6 point(s)
= ×10-1 – 6.2×10-1
= ×10-1
Addition and Subtraction of Standard Form